NXT - SEC Form 4 insider transactions

Chief Executive Officer Shugar Daniel S disposed of $3,097,511 worth of shares (21,402 units at $144.73) as part of a pre-agreed trading plan, decreasing direct ownership by 2% to 911,679 units (SEC Form 4) to satisfy withholding tax

Chief Executive Officer Shugar Daniel S exercised 21,402 shares at a strike of $21.00, increasing direct ownership by 2% to 933,081 units (SEC Form 4)

Chief Financial Officer Boynton Charles D sold $683,055 worth of shares (4,500 units at $151.79) as part of a pre-agreed trading plan, decreasing direct ownership by 1% to 358,500 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S exercised 55,000 shares at a strike of $21.00 and disposed of $7,973,108 worth of shares (55,000 units at $144.97) as part of a pre-agreed trading plan (SEC Form 4) to satisfy withholding obligation

Chief Operating Officer Miller Nicholas Marco sold $3,498,612 worth of shares (22,427 units at $156.00) as part of a pre-agreed trading plan, decreasing direct ownership by 11% to 186,194 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S exercised 55,000 shares at a strike of $21.00 and disposed of $7,406,004 worth of shares (55,000 units at $134.65) as part of a pre-agreed trading plan (SEC Form 4) (tax liability)

Chief Operating Officer Miller Nicholas Marco exercised 63,470 shares at a strike of $21.00 and disposed of $9,096,919 worth of shares (69,885 units at $130.17) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 208,621 units (SEC Form 4) (for withholding tax)

Chief Financial Officer Boynton Charles D disposed of $1,276,981 worth of shares (9,870 units at $129.38) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 363,000 units (SEC Form 4) to cover taxes

President Wenger Howard sold $8,162,614 worth of shares (62,670 units at $130.25) as part of a pre-agreed trading plan and disposed of $1,276,981 worth of shares (9,870 units at $129.38) as part of a pre-agreed trading plan, decreasing direct ownership by 15% to 416,597 units (SEC Form 4) to satisfy withholding tax

Chief Executive Officer Shugar Daniel S sold $3,513,093 worth of shares (26,077 units at $134.72) as part of a pre-agreed trading plan and disposed of $2,553,961 worth of shares (19,740 units at $129.38) as part of a pre-agreed trading plan, decreasing direct ownership by 5% to 911,679 units (SEC Form 4) to satisfy withholding tax

Chief Legal & Compliance Ofc Ledesma Bruce sold $437,571 worth of shares (3,248 units at $134.72) as part of a pre-agreed trading plan and disposed of $851,450 worth of shares (6,581 units at $129.38) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 239,549 units (SEC Form 4) to cover withholding tax

Chief Accounting Officer Bennett David P disposed of $159,655 worth of shares (1,234 units at $129.38) as part of a pre-agreed trading plan, decreasing direct ownership by 0.82% to 149,162 units (SEC Form 4) (for tax liability)

President Wenger Howard sold $1,095,352 worth of shares (9,051 units at $121.02) as part of a pre-agreed trading plan and disposed of $1,307,669 worth of shares (10,394 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 4% to 489,137 units (SEC Form 4) to satisfy tax liability

Chief Executive Officer Shugar Daniel S disposed of $2,615,212 worth of shares (20,787 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 2% to 957,496 units (SEC Form 4) to satisfy tax liability

Chief Operating Officer Miller Nicholas Marco disposed of $817,388 worth of shares (6,497 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 215,036 units (SEC Form 4) (for tax liability)

Chief Legal & Compliance Ofc Ledesma Bruce disposed of $871,863 worth of shares (6,930 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 249,378 units (SEC Form 4) to cover taxes

Chief Accounting Officer Bennett David P disposed of $326,980 worth of shares (2,599 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 2% to 150,396 units (SEC Form 4) (withholding obligation)

Chief Financial Officer Boynton Charles D disposed of $4,301,821 worth of shares (34,193 units at $125.81) as part of a pre-agreed trading plan, decreasing direct ownership by 8% to 372,870 units (SEC Form 4) (tax withholding)

President Wenger Howard sold $2,048,579 worth of shares (16,090 units at $127.32) as part of a pre-agreed trading plan, exercised 124,497 shares at a strike of $21.00 and disposed of $15,149,844 worth of shares (124,497 units at $121.69) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 508,582 units (SEC Form 4) (for tax liability)

Chief Executive Officer Shugar Daniel S disposed of $6,689,411 worth of shares (55,000 units at $121.63) as part of a pre-agreed trading plan and exercised 55,000 shares at a strike of $21.00 (SEC Form 4) (withholding obligation)

Chief Operating Officer Miller Nicholas Marco sold $3,120,741 worth of shares (24,511 units at $127.32) as part of a pre-agreed trading plan, decreasing direct ownership by 10% to 221,533 units (SEC Form 4)

Chief Legal & Compliance Ofc Ledesma Bruce converted options into 122,502 shares and disposed of $15,340,736 worth of shares (122,502 units at $125.23) as part of a pre-agreed trading plan (SEC Form 4) to satisfy withholding tax

Chief Accounting Officer Bennett David P exercised 55,075 shares at a strike of $21.00, disposed of $7,031,683 worth of shares (55,075 units at $127.67) as part of a pre-agreed trading plan and was granted 26,513 shares, increasing direct ownership by 21% to 152,995 units (SEC Form 4) to satisfy tax liability

Chief Executive Officer Shugar Daniel S was granted 242,011 shares, increasing direct ownership by 33% to 978,283 units (SEC Form 4)

Chief Financial Officer Boynton Charles D was granted 121,004 shares, increasing direct ownership by 42% to 407,063 units (SEC Form 4)

President Wenger Howard was granted 121,004 shares, increasing direct ownership by 30% to 524,672 units (SEC Form 4)

Chief Legal & Compliance Ofc Ledesma Bruce was granted 64,103 shares, increasing direct ownership by 33% to 256,308 units (SEC Form 4)

Chief Operating Officer Miller Nicholas Marco was granted 79,687 shares, increasing direct ownership by 48% to 246,044 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S disposed of $17,817,140 worth of shares (150,958 units at $118.03) as part of a pre-agreed trading plan, decreasing direct ownership by 17% to 736,272 units (SEC Form 4) to satisfy withholding obligation

Chief Operating Officer Miller Nicholas Marco disposed of $4,751,298 worth of shares (40,256 units at $118.03) as part of a pre-agreed trading plan, decreasing direct ownership by 19% to 166,357 units (SEC Form 4) to satisfy tax liability

Chief Legal & Compliance Ofc Ledesma Bruce disposed of $6,335,106 worth of shares (53,675 units at $118.03) as part of a pre-agreed trading plan, decreasing direct ownership by 22% to 192,205 units (SEC Form 4) to cover withholding tax

President Wenger Howard disposed of $9,502,596 worth of shares (80,512 units at $118.03) as part of a pre-agreed trading plan, decreasing direct ownership by 17% to 403,668 units (SEC Form 4) to cover taxes

Chief Accounting Officer Bennett David P disposed of $7,918,797 worth of shares (67,093 units at $118.03) as part of a pre-agreed trading plan, decreasing direct ownership by 35% to 126,482 units (SEC Form 4) to satisfy withholding tax

Chief Legal & Compliance Ofc Ledesma Bruce was granted 76,220 shares and disposed of $3,168,141 worth of shares (26,129 units at $121.25) as part of a pre-agreed trading plan, increasing direct ownership by 26% to 245,880 units (SEC Form 4) (withholding tax)

Chief Accounting Officer Bennett David P disposed of $3,960,752 worth of shares (32,666 units at $121.25) as part of a pre-agreed trading plan and was granted 95,274 shares, increasing direct ownership by 48% to 193,575 units (SEC Form 4) (tax withholding)

Chief Operating Officer Miller Nicholas Marco was granted 57,165 shares and disposed of $2,377,228 worth of shares (19,606 units at $121.25) as part of a pre-agreed trading plan, increasing direct ownership by 22% to 206,613 units (SEC Form 4) to satisfy withholding obligation

President Wenger Howard was granted 114,330 shares and disposed of $4,751,666 worth of shares (39,189 units at $121.25) as part of a pre-agreed trading plan, increasing direct ownership by 18% to 484,180 units (SEC Form 4) (tax withholding)

Chief Executive Officer Shugar Daniel S was granted 214,368 shares and disposed of $8,909,086 worth of shares (73,477 units at $121.25) as part of a pre-agreed trading plan, increasing direct ownership by 19% to 887,230 units (SEC Form 4) (tax withholding)

Chief Executive Officer Shugar Daniel S sold $6,253,223 worth of shares (59,456 units at $105.17), decreasing direct ownership by 7% to 746,339 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S sold $4,030,688 worth of shares (39,892 units at $101.04), gifted 220,805 shares and received a gift of 220,805 shares, increasing direct ownership by 29% to 805,795 units (SEC Form 4)

Chief Financial Officer Boynton Charles D sold $452,025 worth of shares (4,500 units at $100.45), decreasing direct ownership by 2% to 286,059 units (SEC Form 4)

Director Watkins William D sold $592,850 worth of shares (5,000 units at $118.57), decreasing direct ownership by 30% to 11,777 units (SEC Form 4)

Chief Accounting Officer Bennett David P sold $2,970,498 worth of shares (33,725 units at $88.08), decreasing direct ownership by 20% to 130,967 units (SEC Form 4)

Chief Financial Officer Boynton Charles D sold $401,985 worth of shares (4,500 units at $89.33), decreasing direct ownership by 2% to 290,559 units (SEC Form 4)

Director Watkins William D sold $918,520 worth of shares (10,000 units at $91.85), decreasing direct ownership by 37% to 16,777 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S sold $4,357,846 worth of shares (47,743 units at $91.28), decreasing direct ownership by 7% to 624,882 units (SEC Form 4)

President Wenger Howard sold $391,275 worth of shares (5,217 units at $75.00), decreasing direct ownership by 1% to 409,039 units (SEC Form 4)

Chief Financial Officer Boynton Charles D sold $302,445 worth of shares (4,500 units at $67.21), decreasing direct ownership by 2% to 295,059 units (SEC Form 4)

Chief Accounting Officer Bennett David P sold $1,957,260 worth of shares (29,178 units at $67.08), decreasing direct ownership by 15% to 164,692 units (SEC Form 4)

Director Watkins William D gifted 7,665 shares and received a gift of 7,665 shares, increasing direct ownership by 40% to 26,777 units (SEC Form 4)

Director Thomas Brandi Elizabeth was granted 3,692 shares, increasing direct ownership by 42% to 12,587 units (SEC Form 4)

President Wenger Howard sold $399,210 worth of shares (5,703 units at $70.00), decreasing direct ownership by 1% to 414,256 units (SEC Form 4)

Director Menezes Mark was granted 3,692 shares, increasing direct ownership by 881% to 4,111 units (SEC Form 4)

Director Shih Willy C was granted 3,692 shares, increasing direct ownership by 8% to 49,956 units (SEC Form 4)

Director Karuturi Monica was granted 3,692 shares, increasing direct ownership by 881% to 4,111 units (SEC Form 4)

Director Guldner Jeffrey B. was granted 3,692 shares, increasing direct ownership by 89% to 7,861 units (SEC Form 4)

Director Blunden Julia was granted 3,692 shares, increasing direct ownership by 61% to 9,704 units (SEC Form 4)

Director Watkins William D was granted 4,652 shares, increasing direct ownership by 32% to 19,112 units (SEC Form 4)

Chief Executive Officer Shugar Daniel S gifted 87,635 shares and received a gift of 87,635 shares, increasing direct ownership by 15% to 672,625 units (SEC Form 4)

Chief Legal & Compliance Ofc Ledesma Bruce sold $392,555 worth of shares (6,980 units at $56.24), decreasing direct ownership by 3% to 195,790 units (SEC Form 4)